The Isofix base from Simple Parenting has been designed especially for the Doona™, it is installed into your car using the Isofix anchor points to reassure you that the seat is secured correctly without the need to additionally secure it in place with a seatbelt. The base has been engineered with safety and simplicity at the forefront of the design, simply click the Doona™ car seat into position and unclip from the base to lift the seat from the vehicle.